AIPMT 2010 Physics and Chemistry Paper

Question : 80 of 100

Marks: +1, -0

25.3g of sodium carbonate, Na2CO3 is dissolved in enough water to make 250‌mL of solution. If sodium carbonate dissociates completely, molar concentration of sodium ion, Na+and carbonate ions, CO3‌2− are respectively (Molar mass of Na2CO3=106gmol−1 )